7222475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 9811872

約数和(自身を除く): 2589397

約数列:

[1, 5, 13, 25, 65, 71, 313, 325, 355, 923, 1565, 1775, 4069, 4615, 7825, 20345, 22223, 23075, 101725, 111115, 288899, 555575, 1444495, 7222475]

約数ペア:

[(1, 7222475), (5, 1444495), (13, 555575), (25, 288899), (65, 111115), (71, 101725), (313, 23075), (325, 22223), (355, 20345), (923, 7825), (1565, 4615), (1775, 4069)]